:root{
  --ink:#221B15;
  --ink-soft:#4B4038;
  --paper:#FFFFFF;
  --sand:#F3EEE4;
  --sand-dark:#E6DCC7;
  --line:#E4D9C3;
  --cedar:#B5652E;
  --cedar-dark:#8A4A20;
  --cedar-light:#D08A54;
  --gold:#B8923C;
}
*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; }
}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter', ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing:antialiased;
}

/* Display type: Staatliches - stamped, condensed, building-site signage character */
.font-display{
  font-family:'Staatliches', ui-sans-serif, system-ui, sans-serif;
  font-weight:400;
  text-transform:uppercase;
  letter-spacing:0.015em;
  line-height:1.06;
}
.font-display em{
  font-style:normal;
  color:var(--cedar);
}

/* Mono utility face: specs, labels, numbers - the "measuring tape" register */
.font-mono{
  font-family:'IBM Plex Mono', ui-monospace, monospace;
}
.eyebrow{
  font-family:'IBM Plex Mono', ui-monospace, monospace;
  font-weight:500;
  letter-spacing:0.14em;
  text-transform:uppercase;
  font-size:0.72rem;
  color:var(--cedar-dark);
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:0.55rem;
  padding:0.9rem 1.6rem;
  border-radius:0.4rem;
  font-weight:600;
  font-size:0.95rem;
  font-family:'Inter', sans-serif;
  transition:transform 220ms cubic-bezier(.16,1,.3,1), box-shadow 220ms cubic-bezier(.16,1,.3,1), background-color 220ms cubic-bezier(.16,1,.3,1), color 220ms;
  white-space:nowrap;
}
.btn-primary{
  background:var(--cedar);
  color:#fff;
  box-shadow:0 1px 2px rgba(34,27,21,.16), 0 14px 26px -12px rgba(181,101,46,.55);
}
.btn-primary:hover{ background:var(--cedar-dark); transform:translateY(-2px); box-shadow:0 2px 4px rgba(34,27,21,.18), 0 18px 30px -12px rgba(181,101,46,.6); }
.btn-primary:active{ transform:translateY(0); }
.btn-ghost{
  background:transparent;
  color:var(--ink);
  border:1.5px solid var(--ink);
}
.btn-ghost:hover{ background:var(--ink); color:#fff; transform:translateY(-2px); }
.btn-ghost:active{ transform:translateY(0); }
.btn-on-dark{
  background:transparent;
  color:#fff;
  border:1.5px solid rgba(255,255,255,.55);
}
.btn-on-dark:hover{ background:#fff; color:var(--ink); transform:translateY(-2px); }
a:focus-visible, button:focus-visible{
  outline:2px solid var(--cedar);
  outline-offset:3px;
  border-radius:4px;
}

.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:0.6rem;
  box-shadow:0 1px 2px rgba(34,27,21,.04), 0 16px 30px -22px rgba(34,27,21,.2);
  transition:transform 260ms cubic-bezier(.16,1,.3,1), box-shadow 260ms cubic-bezier(.16,1,.3,1), border-color 260ms;
}
.card:hover{
  transform:translateY(-5px);
  box-shadow:0 4px 10px rgba(34,27,21,.08), 0 26px 40px -20px rgba(181,101,46,.3);
  border-color:#E9C6A4;
}
.icon-ring{
  width:3.5rem;
  height:3.5rem;
  border-radius:0.5rem;
  background:var(--sand);
  border:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--cedar);
  flex-shrink:0;
}

/* Dark sections: horizontal wood-grain wash instead of metal corrugation */
.woodgrain{
  background-color:var(--ink);
  background-image:
    linear-gradient(180deg, rgba(75,64,53,0) 0%, rgba(75,64,53,0.55) 100%),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.045) 0px, rgba(255,255,255,0.045) 1px, transparent 1px, transparent 7px, rgba(255,255,255,0.02) 7px, transparent 9px),
    repeating-linear-gradient(0deg, transparent 0px, transparent 130px, rgba(181,101,46,0.07) 130px, transparent 134px);
}

/* Hero visual: vertical plank stack, the tartak's own product as texture */
.plank-wall{
  background-color:var(--sand);
  background-image:
    repeating-linear-gradient(90deg,
      rgba(34,27,21,0.09) 0px, rgba(34,27,21,0.09) 2px,
      transparent 2px, transparent 64px
    ),
    repeating-linear-gradient(90deg,
      rgba(208,138,84,0.16) 0px, rgba(208,138,84,0.16) 32px,
      rgba(230,220,199,0.4) 32px, rgba(230,220,199,0.4) 64px
    ),
    repeating-linear-gradient(0deg,
      rgba(34,27,21,0.05) 0px, rgba(34,27,21,0.05) 1px,
      transparent 1px, transparent 5px
    );
}

/* Hero photo collage */
.hero-collage-tile{
  position:relative;
  overflow:hidden;
}
.hero-collage-tile img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}
.hero-collage-tile::after{
  content:'';
  position:absolute;
  inset:0;
  background:rgba(181,101,46,.1);
  mix-blend-mode:multiply;
  pointer-events:none;
}
.hero-collage-tile:first-child::after{
  background:linear-gradient(180deg, rgba(34,27,21,0) 55%, rgba(34,27,21,.32) 100%), rgba(181,101,46,.08);
}

/* Gallery */
.gallery-item{
  position:relative;
  display:block;
  border-radius:0.5rem;
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:0 1px 2px rgba(34,27,21,.04), 0 16px 30px -22px rgba(34,27,21,.2);
  transition:box-shadow 260ms cubic-bezier(.16,1,.3,1), border-color 260ms;
}
.gallery-item:hover, .gallery-item:focus-visible{
  box-shadow:0 4px 10px rgba(34,27,21,.08), 0 26px 40px -20px rgba(181,101,46,.3);
  border-color:#E9C6A4;
}
.gallery-item img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 420ms cubic-bezier(.16,1,.3,1);
}
.gallery-item:hover img, .gallery-item:focus-visible img{ transform:scale(1.06); }
.gallery-item::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(34,27,21,0) 58%, rgba(34,27,21,.72) 100%), rgba(181,101,46,.07);
  mix-blend-mode:multiply;
  pointer-events:none;
}
.gallery-caption{
  position:absolute;
  left:0.9rem;
  right:0.9rem;
  bottom:0.7rem;
  color:#fff;
  font-family:'IBM Plex Mono', monospace;
  font-size:0.74rem;
  font-weight:500;
  letter-spacing:0.03em;
  text-transform:uppercase;
  z-index:1;
}

.star{ color:var(--gold); }
.avatar{
  width:2.75rem;
  height:2.75rem;
  border-radius:9999px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:'Staatliches', sans-serif;
  font-weight:400;
  font-size:1.25rem;
  color:#fff;
  flex-shrink:0;
}
.hairline{ border-color:var(--line); }
.nav-link{
  position:relative;
  color:var(--ink-soft);
  font-weight:500;
  font-size:0.95rem;
  transition:color 200ms;
}
.nav-link::after{
  content:'';
  position:absolute;
  left:0; right:0; bottom:-4px;
  height:2px;
  background:var(--cedar);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform 260ms cubic-bezier(.16,1,.3,1);
}
.nav-link:hover{ color:var(--ink); }
.nav-link:hover::after{ transform:scaleX(1); }
.nav-link.active{ color:var(--ink); }
.nav-link.active::after{ transform:scaleX(1); }
::selection{ background:var(--cedar); color:#fff; }

/* Ruler / tape-measure divider - the site's signature device */
.ruler{ display:block; width:100%; height:22px; }
.ruler-line{ stroke:var(--cedar); }
.ruler-tick{ stroke:var(--line); }
.ruler-tick-strong{ stroke:var(--sand-dark); }
.ruler.on-dark .ruler-tick{ stroke:rgba(255,255,255,.14); }
.ruler.on-dark .ruler-tick-strong{ stroke:rgba(255,255,255,.24); }
.ruler.on-dark .ruler-line{ stroke:var(--cedar-light); }

.nav-call{ display:inline-flex; }
.nav-toggle{ display:none; color:var(--ink); background:#fff; }
.nav-toggle:hover{ background:var(--sand); }
.mobile-menu{ display:none; }
.menu-backdrop{ display:none; }
@media (max-width: 767.98px){
  .nav-call{ display:none; }
  .nav-toggle{ display:inline-flex; }
}
.mobile-menu.open{ display:block; }
.menu-backdrop.open{ display:block; }
.mobile-nav-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:1.05rem 0.25rem;
  border-bottom:1px solid var(--line);
  font-weight:600;
  font-size:1.05rem;
  color:var(--ink);
  transition:color 200ms;
}
.mobile-nav-link:last-child{ border-bottom:none; }
.mobile-nav-link:active{ color:var(--cedar); }

.card-link-arrow{
  display:inline-flex;
  align-items:center;
  gap:0.35rem;
  font-size:0.85rem;
  font-weight:600;
  color:var(--cedar);
  margin-top:0.9rem;
  transition:gap 220ms;
}
.card:hover .card-link-arrow{ gap:0.55rem; }

/* uslugi.html subpage */
.chip{
  display:inline-flex;
  align-items:center;
  padding:0.5rem 1.05rem;
  border-radius:0.35rem;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.24);
  color:#fff;
  font-family:'IBM Plex Mono', monospace;
  font-size:0.82rem;
  font-weight:500;
}

/* Step markers - measuring-tape figures for the four-step process */
.step-num{
  font-family:'IBM Plex Mono', monospace;
  font-weight:500;
  color:var(--cedar);
  font-size:0.85rem;
  letter-spacing:0.06em;
}